Note

They state that variables Examination and Education
are averages for 1887, 1888 and 1889.

Format

A data frame with 47 observations on 6 variables, each of which
is in percent, i.e., in $[0, 100]$.

[,1]

Fertility

$Ig$, common standardized
fertility measure

[,2]

Agriculture

% of males involved in agriculture
as occupation

[,3]

Examination

% draftees receiving highest mark
on army examination

[,4]

Education

% education beyond primary school for draftees.

[,5]

Catholic

% catholic (as opposed to protestant).

[,1]

All variables but Fertility give proportions of the
population.

Source

Project 16P5, pages 549--551 in Mosteller, F. and Tukey, J. W. (1977)
Data Analysis and Regression: A Second Course in Statistics.
Addison-Wesley, Reading Mass. indicating their source as
Data used by permission of Franice van de Walle. Office of
Population Research, Princeton University, 1976. Unpublished data
assembled under NICHD contract number No 1-HD-O-2077.